Home / 267,623.82-401,085.81-109,667.34

Finding the Fourth Proportional to 267,623.82, 401,085.81 and 109,667.34

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Solution

The fourth proportional to 267,623.82, 401,085.81 and 109,667.34 is: 164,357.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,623.82 : 401,085.81 = 109,667.34 : x
  2. Step 2: Convert to fraction form
    267,623.82/401,085.81 = 109,667.34/x
  3. Step 3: Cross multiply
    267,623.82x = 401,085.81 × 109,667.34
  4. Step 4: Simplify right side
    267,623.82x = 43,986,013,894.45
  5. Step 5: Solve for x
    x = 43,986,013,894.45/267,623.82
  6. Step 6: Final answer
    x = 164,357.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.